Phenol
Phenol, kent as carbolic acid an aw, is an aromatic organic compoond wi the molecular formula C6H5OH.
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| Names | |||
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| IUPAC name Phenol | |||
| Ither names Carbolic acid, benzenol, phenylic acid, hydroxybenzene, phenic acid | |||
| Identifiers | |||
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3D model (JSmol) | |||
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| RTECS nummer | SJ3325000 | ||
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| Properties | |||
| C6H6O | |||
| Molar mass | 94.11 g·mol−1 | ||
| Appearance | Transparent crystalline solid | ||
| Odour | Sweet an tarry | ||
| Density | 1.07 g/cm3 | ||
| Meltin pynt | 40.5 °C (104.9 °F; 313.6 K) | ||
| Bylin pynt | 181.7 °C (359.1 °F; 454.8 K) | ||
Solubility in watter | 8.3 g/100 mL (20 °C) | ||
| Vapour pressur | 0.4 mmHg (20°C) | ||
| Acidity (pKa) | 9.95 (in watter), 29.1 (in acetonitrile) | ||
| λmax | 270.75 nm | ||
Dipole moment | 1.224 D | ||
| Hazards | |||
| GHS pictograms |    | ||
| GHS hazard statements | H301, H311, H314, H331, H341, H373 | ||
| GHS precautionary statements | P261, P280, P301+310, P305+351+338, P310 | ||
| NFPA 704 |  2 3 COR | ||
| Flash pynt | 79 °C (174 °F; 352 K) | ||
| Explosive leemits | 1.8–8.6% | ||
| Lethal dose or concentration (LD, LC): | |||
LD50 (Median dose) | 317 mg/kg (rat, oral) 270 mg/kg (moose, oral) | ||
LDLo (Lawest published) | 420 mg/kg (rabbit, oral) 500 mg/kg (dog, oral) 80 mg/kg (cat, oral) | ||
LC50 (Median concentration) | 19 ppm (mammal) 81 ppm (rat) 69 ppm (moose) | ||
| US heal exposur leemits (NIOSH): | |||
PEL (Permissible) | TWA 5 ppm (19 mg/m3) [skin] | ||
REL (Recommendit) | TWA 5 ppm (19 mg/m3) C 15.6 ppm (60 mg/m3) [15-minute] [skin] | ||
IDLH (Immediate danger) | 250 ppm | ||
| Relatit compoonds | |||
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa). | |||
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| Infobox references | |||
References
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